If a 75% tax rate is being socialist big time, were the US communist back in the 50' ? Because they had tax rates up to 91% at the time. It's under 50% only sin

If a 75% tax rate is being socialist big time, were the US communist back in the 50' ? Because they had tax rates up to 91% at the time. It's under 50% only since Reagan. One source among others: http://www.beggarscanbechoosers.com/2011/09/america-prospered-in-1950s-with-91.html http://www.beggarscanbechoosers.com/2011/09/america-prospere...